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Jack: What’s the weather like today?
Mum:
Jack: Great! We can play football outside. Where are my shoes?
Mum:
Jack: No, they aren’t. They are my father’s.
Mum:
Jack: They are brown.
Mum: Are they under the bed?
Jack:
Mum: It’s 4 o’clock.
Jack: OK, I’m ready. Bye, mum.
| A．Hurry up! |
| B．Yes, they are. |
| C．Are these yours? |
| D．What colour are your shoes? |
| E．It’s sunny and warm. |
同类型试题
y = sin x， x∈R， y∈[–1，1]，周期为2π，函数图像以 x = (π/2) + kπ 为对称轴
y = arcsin x， x∈[–1，1]， y∈[–π/2，π/2]
sin x = 0 ←→ arcsin x = 0
sin x = 1/2 ←→ arcsin x = π/6
sin x = √2/2 ←→ arcsin x = π/4
sin x = 1 ←→ arcsin x = π/2
y = sin x， x∈R， y∈[–1，1]，周期为2π，函数图像以 x = (π/2) + kπ 为对称轴
y = arcsin x， x∈[–1，1]， y∈[–π/2，π/2]
sin x = 0 ←→ arcsin x = 0
sin x = 1/2 ←→ arcsin x = π/6
sin x = √2/2 ←→ arcsin x = π/4
sin x = 1 ←→ arcsin x = π/2
